sub hash_remove_key_space {
    my $in_hash = shift;
    %$in_hash = map {
        ( my $key = $_ ) =~ s/\s+//g;
        ( $key => $in_hash->{ $_ } )
        }
        keys %$in_hash;
}

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In reply to Re: removing the spaces from keys of a complex hash by jwkrahn
in thread removing the spaces from keys of a complex hash by gwhite

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